initial commit

config/initializers/active_storage.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+ActiveSupport.on_load(:active_storage_attachment) do
+  attribute :uuid, :string, default: -> { SecureRandom.uuid }
+
+  has_many_attached :preview_images
+end
+
+Rails.configuration.to_prepare do
+  ActiveStorage::DiskController.after_action do
+    response.set_header('Cache-Control', 'public, max-age=31536000') if action_name == 'show'
+  end
+
+  LoadActiveStorageConfigs.call
+rescue StandardError
+  nil
+end